Apple iPhone Xs Max

iOS 17

iOS 17 iOS 16.0

I can't use one of my apps on my Apple iPhone Xs Max iOS 17

Cause 2 of 2: Your phone's software hasn't been updated to the latest version

If you can't use one of your apps, the app may require you to update your phone to the latest version.

Step 1 of 3

Update phone software

Press Settings.

Step 2 of 3

Update phone software

Press General.

Step 3 of 3

Update phone software

Press Software Update. If a new software version is available, it's displayed. Follow the instructions on the screen to update the phone software.

Press Settings.

Press General.

Press Software Update. If a new software version is available, it's displayed. Follow the instructions on the screen to update the phone software.